20805610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3581}}^1$

素因数の和:3678

約数の個数: 32

約数和(自身を含む): 43327872

約数和(自身を除く): 22522262

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 3581, 5810, 7162, 17905, 25067, 35810, 50134, 125335, 250670, 297223, 594446, 1486115, 2080561, 2972230, 4161122, 10402805, 20805610]

約数ペア:

[(1, 20805610), (2, 10402805), (5, 4161122), (7, 2972230), (10, 2080561), (14, 1486115), (35, 594446), (70, 297223), (83, 250670), (166, 125335), (415, 50134), (581, 35810), (830, 25067), (1162, 17905), (2905, 7162), (3581, 5810)]